#include <REGX52.H>

unsigned char arr[]={0x3F,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,0x7F,0x6F,0xDD,0x7F,0x39,0x3F,0xD9,0xD1};

void ShowPosition(unsigned int a,unsigned int b)
{
	switch(a)
	{
		case 1:
			P2_4=1;
			P2_3=1;
			P2_2=1;
		break;
		case 2:
			P2_4=1;
			P2_3=1;
			P2_2=0;
		break;
		case 3:
			P2_4=1;
			P2_3=0;
			P2_2=1;
		break;
		case 4:
			P2_4=1;
			P2_3=0;
			P2_2=0;
		break;
		case 5:
			P2_4=0;
			P2_3=1;
			P2_2=1;
		break;
		case 6:
			P2_4=0;
			P2_3=1;
			P2_2=0;
		break;
		case 7:
			P2_4=0;
			P2_3=0;
			P2_2=1;
		break;
		case 8:
			P2_4=0;
			P2_3=0;
			P2_2=0;
		break;
	}
	P0=arr[b];
}